The right side of the ankle pain may have the following reasons: First, large osteoarthropathy, large osteoarthropathy often involves the large joints of the human body, which can occur in the knee, ankle, elbow joints, can also involve small joints, such as the finger joints, which can appear in the ankle pain, often accompanied by ankle swelling, deformity, and in the X-ray film you can see the obvious formation of the bone cumbersome, the narrowing of the joint space, osteoporosis. Secondly, osteoarthritis, when the foot appears osteoarthritis, the pain of ankle can appear, which is common in joint trauma or degenerative osteoarthritis, which should be related to X-ray examination for diagnosis and treatment. Third, gout, gout can lead to ankle pain, which can be accompanied by joint swelling and increased uric acid. Fourth, rheumatism and rheumatoid diseases, often can lead to joint pain, can also involve the large joints, such as ankle joints, knee joints and so on. Fifth, synovitis, if due to exertion, cold or due to gout, rheumatoid and other synovitis, can also lead to ankle joint pain, this time to carry out the relevant X-ray film as well as blood tests for diagnosis.